One of the best ways to convert ISO to MP3 is using Joyoshare Video Converter, which is a video and audio converter, DVD ripper, and video editor. It can convert ISO to MOV, AVI, MP3, OOG, WAV, MKV, MPEG, 3GP, M4V, WebM, AAC, AC3, etc. Then the converted files are allowed to send to compatible devices, like iPad, iPhone, Apple TV, Samsung TV, Galaxy series phones, Xbox, and so on. If it is necessary, you can customize the parameters of the video, including codec, frame rate, bit rate, and resolution.
As a compositive video converter, it can help you rip DVD to 150+ formats, whether the DVD has protection or not. With a built-in video editor, you can use this video converting tool to trim, adjust volume and add sound effects. One more feature needs to be mentioned that the conversion speed of this program is 60X faster than other's and the output quality of the file is lossless.
Key Feature of Joyoshare Video Converter:
Convert ISO to MOV, MP3, MKV, ACC, losslessly
Rip DVD with or without limitations
Support batch conversion and merging files into one
Edit video and change parameters